38247953 has 2 divisors, whose sum is σ = 38247954. Its totient is φ = 38247952.

The previous prime is 38247949. The next prime is 38247959. The reversal of 38247953 is 35974283.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33443089 + 4804864 = 5783^2 + 2192^2 .

It is a cyclic number.

It is not a de Polignac number, because 38247953 - 2² = 38247949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38247953.

It is not a weakly prime, because it can be changed into another prime (38247959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19123976 + 19123977.

It is an arithmetic number, because the mean of its divisors is an integer number (19123977).

Almost surely, 2^38247953 is an apocalyptic number.

It is an amenable number.

38247953 is a deficient number, since it is larger than the sum of its proper divisors (1).

38247953 is an equidigital number, since it uses as much as digits as its factorization.

38247953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 41.

The square root of 38247953 is about 6184.4929460708. The cubic root of 38247953 is about 336.9271944557.

The spelling of 38247953 in words is "thirty-eight million, two hundred forty-seven thousand, nine hundred fifty-three".